Under the title “Men – The Weak Covid Sex”, Swiss Television’s health programme “Puls” focused on Monday 21 September on the sex differences in Covid-19 courses. CAS programme director Catherine Gebhard explains the current theories and presents her research in the section: https://www.srf.ch/play/tv/redirect/detail/d020b6eb-d5ff-4bec-bd1c-cad9be5e2c75